package com.woniuxy04;

class Xxx{
    private int aaa;

    public int getAaa() {
        return aaa;
    }

    public void setAaa(int aaa) {
        this.aaa = aaa;
    }
}

class Yyy extends Xxx{

    public void testYyy(){

    }
}

public class Test02 {
    public static void main(String[] args) {
        Yyy yyy = new Yyy();
        yyy.setAaa(5);
        System.out.println(yyy.getAaa());
    }
}
